
$ice-deg:5deg;
$ice--deg:-5deg;
.jicu {
	transform-origin: 50% 50%;
	animation: 1s jicu linear infinite;
}
.jicu2 {
	transform-origin: 50% 50%;
	animation: 3s jicu linear infinite;
}

@keyframes jicu {
	0%{
		transform: rotate($ice-deg);
	}
	10%{
		transform: rotate($ice--deg);
	}
	20%{
		transform: rotate($ice-deg);
	}
	30%{
		transform: rotate($ice--deg);
	}
	40%{
		transform: rotate($ice-deg);
	}
	50%{
		transform: rotate($ice--deg);
	}
	60%{
		transform: rotate($ice-deg);
	}
	70%{
		transform: rotate($ice--deg);
	}
	80%{
		transform: rotate($ice-deg);
	}
	90%{
		transform: rotate($ice--deg);
	}
	100% {
		transform: rotate($ice-deg);
	}
}